<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getGoodsList"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage"> 添加商品</el-button>
        </el-col>
      </el-row>
      <!-- table表格区 -->
      <el-table :data="goodsList" border stripe>
        <!-- <el-table-column type="expand"> </el-table-column> -->
        <el-table-column label="#" type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column
          label="商品价格(元)"
          prop="goods_price"
          width="95px"
        ></el-table-column>
        <el-table-column
          label="商品重量"
          prop="goods_weight"
          width="70px"
        ></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="140px"
          ><template slot-scope="scope">{{
            scope.row.add_time | dateFormate
          }}</template></el-table-column
        >
        <el-table-column label="操作" width="190px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini"
              >编辑</el-button
            >
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeByid(scope.row.goods_id)"
              >删除</el-button
            >
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 3, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10,
      },
      // 页面加载获取的商品列表
      goodsList: [],
      // 总数据条数
      total: 0,
    };
  },
  created() {
    this.getGoodsList();
  },
  methods: {
    // 获取所有的商品数据
    async getGoodsList() {
      const { data: res } = await this.$http.get("goods", {
        params: this.queryInfo,
      });
      if (res.meta.status !== 200) {
        return this.$message.error("获取商品数据失败");
      }
      this.goodsList = res.data.goods;
      this.total = res.data.total;
      console.log(this.goodsList);
    },
    // 分页
    // 监听pagesize  每页几条
    handleSizeChange(newSize) {
      console.log(`每页 ${newSize} 条`);
      this.queryInfo.pagesize = newSize;
      this.getGoodsList();
    },
    //   监听pagenum  前往第几页
    handleCurrentChange(newnum) {
      console.log(`当前页: ${newnum}`);
      this.queryInfo.pagenum = newnum;
      this.getGoodsList();
    },
    // 删除按钮
    async removeByid(rowid) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该文件, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err);
      if (confirmResult !== "confirm") {
        return this.$message.info("已经取消删除");
      }
      // 请求删除请求
      const { data: res } = await this.$http.delete(`goods/${rowid}`);
      if (res.meta.status !== 200) {
        return this.$message.error("获取商品数据失败");
      }
      this.$message.success("删除商品数据成功");
    },
    goAddPage(){
        this.$router.push('/goods/add')
    }
  },
};
</script>

<style>
</style>